At the sixth session a technical briefing on historical responsibility as a guide to
future action to address climate change was held on 4 June, as
follows:Objectives of the briefing: To enable Parties to receive
information and share views on the concept of historical responsibility as a guide to future action to
address climate change

Historical responsibility as a guide to future action to address climate change

At the fifth session a technical briefing on estimates of required emission reductions
for stabilization scenarios was held on 30 March, as follows:Objectives of
the briefing: Present information on the underlying assumptions and the approach taken to arrive at
estimates of required emission reductions for the different stabilization scenarios assessed by the IPCC in
its Fourth Assessment Report (AR4).